qemu: Introduce qemuMigrationSetParams
qemu: Introduce qemuMigrationSetParams

Several places in the code update qemuMonitorMigrationParams structure
and qemuMigrationSetParams is then used to set them all at once.

Signed-off-by: Jiri Denemark <62bdf77dc47919a4d59a91822129d14633cfca81@redhat.com>

datto/libvirt,libvirt/libvirt,fabianfreyer/libvirt,eskultety/libvirt,andreabolognani/libvirt,datto/libvirt,crobinso/libvirt,olafhering/libvirt,zippy2/libvirt,VenkatDatta/libvirt,zippy2/libvirt,olafhering/libvirt,andreabolognani/libvirt,olafhering/libvirt,crobinso/libvirt,VenkatDatta/libvirt,libvirt/libvirt,datto/libvirt,libvirt/libvirt,nertpinx/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,jfehlig/libvirt,jardasgit/libvirt,taget/libvirt,VenkatDatta/libvirt,jardasgit/libvirt,jfehlig/libvirt,olafhering/libvirt,jardasgit/libvirt,jardasgit/libvirt,eskultety/libvirt,datto/libvirt,nertpinx/libvirt,zippy2/libvirt,crobinso/libvirt,taget/libvirt,jfehlig/libvirt,eskultety/libvirt,andreabolognani/libvirt,nertpinx/libvirt,taget/libvirt,fabianfreyer/libvirt,VenkatDatta/libvirt,libvirt/libvirt,eskultety/libvirt,fabianfreyer/libvirt,taget/libvirt,zippy2/libvirt,jfehlig/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,andreabolognani/libvirt,eskultety/libvirt,taget/libvirt,datto/libvirt,nertpinx/libvirt,andreabolognani/libvirt,crobinso/libvirt